<?php

/**
 * This is the model class for table "ps_relation".
 *
 * The followings are the available columns in table 'ps_relation':
 * @property string $id
 * @property string $uid
 * @property string $cid
 */
class PsRelation extends CActiveRecord
{
	/**
	 * Returns the static model of the specified AR class.
	 * @return PsRelation the static model class
	 */
	public static function model($className=__CLASS__)
	{
		return parent::model($className);
	}

	/**
	 * @return string the associated database table name
	 */
	public function tableName()
	{
		return '{{ps_relation}}';
	}

	/**
	 * @return array validation rules for model attributes.
	 */
	public function rules()
	{
		// NOTE: you should only define rules for those attributes that
		// will receive user inputs.
		return array(
			array('uid, cid', 'required'),
			array('uid, cid', 'length', 'max'=>10),
			// The following rule is used by search().
			// Please remove those attributes that should not be searched.
			array('id, uid, cid', 'safe', 'on'=>'search'),
		);
	}

	/**
	 * @return array relational rules.
	 */
	public function relations()
	{
		// NOTE: you may need to adjust the relation name and the related
		// class name for the relations automatically generated below.
		return array(
		    'childInfo'=>array(self::BELONGS_TO, 'User', 'cid' ),
		);
	}

	/**
	 * @return array customized attribute labels (name=>label)
	 */
	public function attributeLabels()
	{
		return array(
			'id' => 'ID',
			'uid' => 'Uid',
			'cid' => 'Cid',
		);
	}

	/**
	 * Retrieves a list of models based on the current search/filter conditions.
	 * @return CActiveDataProvider the data provider that can return the models based on the search/filter conditions.
	 */
	public function search()
	{
		// Warning: Please modify the following code to remove attributes that
		// should not be searched.

		$criteria=new CDbCriteria;

		$criteria->compare('id',$this->id,true);
		$criteria->compare('uid',$this->uid,true);
		$criteria->compare('cid',$this->cid,true);

		return new CActiveDataProvider(get_class($this), array(
			'criteria'=>$criteria,
		));
	}
	
	public function getChildrenList($parentId='')
	{
	    if ($parentId==''){
	        $parentId = Yii::app()->user->id;
	    }
	    
	    $relations = PsRelation::model()->findAllByAttributes(array('uid'=>$parentId));
	    
	    $childrenInfo = array();
	    
	    foreach ($relations as $child){
	        $childrenInfo[$child['cid']] = $child->childInfo->display_name;
	    }
	    
	    return $childrenInfo;
	    
	}
}